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Anjaneya Raj Garg from Study Hall, Lucknow
Subject :NSO    Class : Class 9

Ans 1:

Aditya Singh from Bright Day School, Vadodara
Class : Class 9
Answer is D as sound velocity is not affected by increase or decrease in pressure if temperature remains constant

Ans 2:

Dhruvan G from Indian School al Ghubra, Muscat
Class : Class 9

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Pranav Rajesh Krishnan from Gems United Indian School, UAE
Subject :NSO    Class : Class 7

Ans 1:

Tejas kaushik from Haryana public school, Narnaul
Class : Class 7
gh

Ans 2:

Gauri Singh from St Johns School Marhauli, Varanasi
Class : Class 7
You are right, the correct answer is option D

Ans 3:

Anushka Srivastava from Cjm, Dehradun
Class : Class 7
It should be d

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LEKULE DILIP from pawar public school, PUNE
Subject :NSO    Class : Class 6

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Derek Jeremy Winkins from SBOA School and Junior College, Chennai
Subject :NSO    Class : Class 6

Ans 1:

Gauri Singh from St Johns School Marhauli, Varanasi
Class : Class 7
A

Ans 2:

Praneeth Alva from Christ Academy, Bengaluru
Class : Class 6
Option A

Ans 3:

Praneeth Alva from Christ Academy, Bengaluru
Class : Class 6
Option A

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Derrick Samuel from St Johns English School and Junior College Besant Nagar, Chennai
Subject :NSO    Class : Class 8

The given diagram shows nitrogen cycle in the ecosystem. P, Q, R, S and T represent different chemical conversion steps in the cycle.

Which process (P - T) is correctly paired with the organism's group performing that step?
I. P is Nitrobacter
II. Q is bacteria symbiotic with plants
III. R is denitrifying bacteria
IV. S is nitrifying bacteria
V. T is nitrogen fixing bacteria, such as Rhizobium or cyanobacteria

AIII, IV and V
BIV and V
CI, III and IV
DIII and IV


Can somebody explain this diagram to me?

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Shirishti Gautam from 7i world school, Gwalior
Subject :NSO    Class : Class 3

Ans 1:

from , Ahmedabad
Class : Class 4
And d Sloping roof at kashmir

Ans 2:

Ridhan from SFS janakpuri, New Delhi
Class : Class 3
the answer is d because there is alot of rainfall in jammu and kashmir

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PrasadKev from Narayan, Mumbai
Subject :NSO    Class : Class 3

Ans 1:

from , Ahmedabad
Class : Class 4
Ans b

Ans 2:

Divyanshi Rajashekar from Vidyashilp Academy, Bangalore
Class : Class 7
b option

Ans 3:

from , Ahmedabad
Class : Class 4
Ans b

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ibaad mohammed from karnataka public school, bangalore
Subject :NSO    Class : Class 8

Ans 1:

Kushi V from Jss Public School, bangalore
Class : Class 8
C. 5

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Pranav Shagrithaya from NPS Yelahanka, Bengaluru
Subject :NSO    Class : Class 5

Ans 1:

Bhanu from Ffhjkjj, Hyd
Class : Class 5
D

Ans 2:

Debarpan Das from Delhi Public School , Durgapur
Class : Class 5
Ans D

Ans 3:

Pranav Shagrithaya from NPS Yelahanka, Bengaluru
Class : Class 5
Hooooooooowwwwwwwwww!!!!!!!!!!!!!!!,!,

Ans 4:

Shahan Sengupta from BVM, Nagpur
Class : Class 5
D

Ans 5:

Pranav Shagrithaya from NPS Yelahanka, Bengaluru
Class : Class 5

Ans 6:

Vihaan from Father Agnel, Noida
Class : Class 5
D

Ans 7:

Debarpan Das from Delhi Public School , Durgapur
Class : Class 5
Ans D

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Ishaan Das Roy from Sri Chaitanya Techno School, Bengaluru
Subject :NSO    Class : Class 7

Read the given passage with a mistake and select the option that corrects it.
During the process of breathing (inhalation), the diaphragm muscles contract and be comes dome shaped. At the same time, intercostal muscles contract to pull the ribs upwards. This increases the volume of the chest cavity. Subsequently the volume of lungs increases. As the air pressure in the lungs decreases, air moves into the lungs through the air passage.

A The diaphragm muscles contract and become flat.
B This decreases the volume of the chest cavity.
C As the air pressure in the lungs increases, air moves into the lungs through the air passage.
D At the same time, intercostal muscles contract to pull the ribs downwards.


Ans 1:

Ambar from Suncity School, Gurgaon
Class : Class 8
Option A

Ans 2:

Ishaan Das Roy from Sri Chaitanya Techno School, Bengaluru
Class : Class 8

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